| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 22°F | 35°F | 28°F | 5.5" |
| February | 19°F | 33°F | 26°F | 1.5" |
| March | 28°F | 46°F | 37°F | 2.3" |
| April | 36°F | 60°F | 47°F | 3.5" |
| May | 46°F | 71°F | 58°F | 4.0" |
| June | 58°F | 81°F | 70°F | 4.1" |
| July | 59°F | 83°F | 71°F | 7.1" |
| August | 59°F | 81°F | 71°F | 13.5" |
| September | 53°F | 78°F | 65°F | 6.2" |
| October | 45°F | 66°F | 56°F | 4.1" |
| November | 33°F | 51°F | 42°F | 3.6" |
| December | 24°F | 34°F | 29°F | 2.4" |
| Index | Coloma | Michigan | National |
| Air quality index | 39 | 69 | 42 |
| Pollution index | 1,797,130 | 4,161,606 | 2,726,193 |
| Measurement | Total |
| Days measured | 260 |
| Days with good air quality | 232 |
| Days with moderate air quality | 26 |
| Days w/ poor A.Q. for sensitive groups | 2 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.001% |
| Benzene | 0.020% |
| Carbon Tetrachloride | 0.002% |
| Lead | 0.002% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Lawrence, MI | 918 | 38 | 24.0% |
| Lake Michigan Beach, MI | 1,110 | 39 | 22.0% |
| Shoreham, MI | 831 | 39 | 22.0% |
| Fair Plain, MI | 7,148 | 39 | 22.0% |
| Bangor, MI | 2,135 | 39 | 22.0% |
| Coloma, MI | 1,315 | 39 | 22.0% |
| City | Population | Air Quality Index | National Avg. |
| Salome, AZ | 1,315 | 13 | 74.0% |
| Redway, CA | 1,315 | 27 | 46.0% |
| Monroeville, IN | 1,315 | 45 | 10.0% |
| Hackberry, LA | 1,315 | 45 | 10.0% |
| Bonnetsville, NC | 1,315 | 41 | 18.0% |
| Coloma, MI | 1,315 | 39 | 22.0% |
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